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After too many problems with cheap wireless lavs, I stepped up to the Comica CVM-WM100.
I had used budget Pyle wireless lavaliers. Sometimes they worked, but cords came out, batteries died, or I got no audio at all. The Comica CVM-WM100 costs about five times as much, around $150, and from the case to the screw-lock jacks, it is on a whole different level. I tested it with my iPhone outside on a windy day.
- Screw-lock jacks stop cables from pulling out
- LCD audio meters show it is working
- Both units run on common AA batteries
- Headphone jack for monitoring
- Strong range and clean audio in my test
- About five times the price of budget wireless lavs
- More buttons and settings to learn
▶ Watch the full review on YouTube
What comes in the case
It comes in a nice Cordura-style case with a Velcro handle and pockets. Inside are the user guide, plugs and adapters, an extra windscreen, the lav mic with a strong clip and long cable, and extra 3.5mm cables with locking collars.
The main compartment holds the transmitter and receiver in a foam cutout, which looks almost sniper-ish.

The locking jacks
My biggest complaint with cheap lavs was plugs coming loose. You would not notice at a glance, and they would stop working. Comica’s 3.5mm plugs have a threaded collar that screws down so they stay in.
Both units take AA batteries. My old setup used a 9-volt in one unit, and nobody ever has those.

Controls and display
The backlit LCD shows the channel, the frequency, the battery and a little audio level meter. Hold the Set button to unlock, then you can mute, change channel and adjust levels. It locks itself again after a while.
The receiver has a headphone jack, so whoever is filming can hear your audio live. And when you film alone like I do, the meters on both units show you it is working.

Range and sound test
I plugged it into my iPhone through the headphone adapter, put the transmitter in my pocket and turned the volume down from 15 to 10. It was breezy, and there was a lawn crew next door and a road nearby.
I backed up to about 25 to 30 feet, and the audio sounded like I was right at the camera. For plays, churches, YouTube or family videos, it is a great step up.
FAQ
How many channels does the Comica CVM-WM100 have?
48 UHF channels.
What batteries does it use?
AA batteries in both the transmitter and receiver.
Does it work with an iPhone?
Yes. I plugged it into my iPhone through the headphone jack adapter.
How far can you go?
I tested it at about 25 to 30 feet with no drop in audio.
Is this an affiliate link?
Yes. The buttons are #ad affiliate links, and as an Amazon Associate I earn from qualifying purchases. It costs you nothing extra.
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